Title:
NONAQUEOUS ELECTROLYTIC SECONDARY BATTERY AND BATTERY MODULE
Document Type and Number:
WIPO Patent Application WO/2018/179897
Kind Code:
A1
Abstract:
An exemplary nonaqueous electrolytic secondary battery according to one embodiment of the present invention is provided with a rectangular battery case that houses a nonaqueous electrolyte and an electrode body, wherein the mass energy density of the secondary battery is 200 Wh/kg or higher. This nonaqueous electrolytic secondary battery is provided with a non-foamed elastic sheet that is interposed between the electrode body and the battery case. The ratio (A/B) of the thickness (A) of the elastic sheet at SOC 100% to the thickness (B) of the elastic sheet at SOC 0% is 0.05-0.3.
Inventors:
OKA TAKUYA
YAGI HIROMASA
KAMIYAMA YUMA
YAGI HIROMASA
KAMIYAMA YUMA
Application Number:
PCT/JP2018/004544
Publication Date:
October 04, 2018
Filing Date:
February 09, 2018
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H01M10/058; H01M10/052; H01M10/0585; H01M50/103; H01M50/209; H01M50/289
Domestic Patent References:
| WO2016031501A1 | 2016-03-03 |
Foreign References:
| JP2014216086A | 2014-11-17 | |||
| JP2016189301A | 2016-11-04 | |||
| JP2009533833A | 2009-09-17 | |||
| JPH10326627A | 1998-12-08 | |||
| JP2017076476A | 2017-04-20 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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